Since this explorer is database-free, it doesn't natively support address balances & transaction history. However, you can check it in :
https://explorer.taobot.org/address/nu1q7nhk3vdy657hrflpj3uzaclh6mc65dq0u67y4a{
"isvalid": true,
"address": "nu1q7nhk3vdy657hrflpj3uzaclh6mc65dq0u67y4a",
"scriptPubKey": "0014f4ef68b1a4d53d71a7e194782ee3f7d6f1aa340f",
"isscript": false,
"iswitness": true,
"witness_version": 0,
"witness_program": "f4ef68b1a4d53d71a7e194782ee3f7d6f1aa340f"
}